Finding the Fourth Proportional to 109,271.19, 163,918.14 and 41,803.08
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Solution
The fourth proportional to 109,271.19, 163,918.14 and 41,803.08 is: 62,708.96
Step by Step Solution
- Step 1: Write the proportion equation
109,271.19 : 163,918.14 = 41,803.08 : x - Step 2: Convert to fraction form
109,271.19/163,918.14 = 41,803.08/x - Step 3: Cross multiply
109,271.19x = 163,918.14 × 41,803.08 - Step 4: Simplify right side
109,271.19x = 6,852,283,119.87 - Step 5: Solve for x
x = 6,852,283,119.87/109,271.19 - Step 6: Final answer
x = 62,708.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.